<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>系统首页</title>
<style type="text/css">
.header{
	width: 100%;
	height: 100px;
	background: #7a9cea;
	position: relative;
}
.header>.logo{
	width: 700px;
	float: left;
}
.header>.logo>img{
	height: 100px;
	margin-left: 50px;
}
.header>.class{
	width: 700px;
	float: left;
}
.header>.class>img{
	height: 60px;
	margin-top: 20px;
}
.header>.user{
	width: 200px;
	height: 50px;
	position: absolute;
	right: 30px;
	top: 20%;
}
.header>.user>img{
	width: 50px;
	height: 50px;
	border-radius: 25px;
}
.header>.user>span{
	display:inline-block;
	height: 50px;
	line-height: 50px;
	vertical-align: middle;
	margin-left: 5px;
	margin-top: -30px;
}
.content{
	margin: 5px 0;
	widows: 100%;
	height: 500px;
}
.footer{
	widows: 100%;
	height: 100px;
	text-align: center;
	line-height: 100px;
	background: #7a9cea;
	color: #444;
}
.content>.left{
	margin-right: 1%;
	width: 15%;
	background: #eee;
	height: 450px;
	float: left;
	padding-top: 50px;
}
.content>.right{
	height: 500px;
	width: 84%;
	
	float: left;
}
.content>.right>iframe{
	width: 100%;
	height: 100%;
	border: 0px solid #000;	
}
ul,li{
	list-style: none;
	line-height: 30px;
	margin: 0;
	padding: 0;
}
a{
	text-decoration: none;
	color: #000;
}
.first{
	background-color: #ddd;
	color: #333;
	padding-left: 30px;
	font-size: 30sp;
	font-weight: 900;
}

.l>li{
	margin: 10px 0;
	padding-left: 50px;
	
}
.l>li:hover{
	background-color: #aaa;
}
</style>
<link>
</head>
<body>
	<!-- 页眉 -->
	<div class="header">
		<div class="logo">
			<img alt="" src="images/logo.png">
		</div>
		<div class="class">
			<img alt="" src="images/class.png">
		</div>
		<div class="user">
			<img src="images/fd1.jpg">
			<span class="uname">游客10086</span>
		</div>
	</div>
	
	<!-- 内容 -->
	<div class="content">
		<div class="left">
			<ul class="u">
				<li class="first">商品管理</li>
				<li>
					<ul class="l">
						<li>
							<a href="">查看商品</a>
						</li>
						<li>添加商品</li>
					</ul>
				</li>
				<li class="first">用户管理</li>
				<li>
					<ul class="l">
						<li><a href="user.html" target="right-window">查看用户</a></li>
						<li><a href="addUser.html" target="right-window">添加用户</a></li>
					</ul>
				</li>
				<li class="first">订单管理</li>
				<li>
					<ul class="l">
						<li>查看订单</li>
						<li>添加订单</li>
					</ul>
				</li>
			</ul>
		</div>
		<div class="right">
			<iframe src="" name="right-window">
				
			</iframe>
		</div>
	</div>
	
	<!-- 页脚 -->
	<div class="footer">
		Copyright © 2023 计算机应用技术2022级01班 备号-XXXXXXXXXX
	</div>
</body>
</html>